Hardware Guide
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FIBOCOM MC116-NA Series Hardware Guide Page 27 of 63
5.1.1.2 Power Off
The module supports three power off methods as described in table 5-2.
Table 5-2 Power off
Mode Methods Applicable Scenario
Low-voltage power
off
When VBAT voltage is low or powered
down, the module will power off
The module does not power off through
normal process, i.e. does not logout from
the base station
Hardware power off Pull down PWRKEY for 3s~8s Hardware normal power off
AT power off
AT+CPWROFF
Software normal power off
1. When the module is in
operating mode, please do not cut off module power supply to avoid
damage internal flash. It is recommended to power off the module by PWRKEY pin or AT
commands, then cut off power supply.
2. When powering off by AT commands, please don’t pull down PWRKEY pin, otherwise, the
module will power on again automatically.
The power off timing is shown as follows:
Figure 5-4 Power off timing
5.1.2 RESET
The module supports two modes to reset: hardware reset and software reset.
Note: